ATCC medium: 929 Nitrosolobus medium
Ammonium sulfate.........................1.32 g
MgSO4 . 7H2O ...........................380.0 mg
CaCl2 . 2H2O ............................20.0 mg
MnCl2 . 4H2O ...........................200.0 mcg
Na2MoO4 . 2H2O..........................100.0 mcg
CoCl2 . 6H2O .............................2.0 mcg
ZnSO4 . 7H2O ...........................100.0 mcg
K2HPO4 ..................................87.0 mg
Phenol red 0.5%..........................0.25 ml
Chelated iron (Geigy Chem. 13% iron).....1.0 mg
Distilled water..........................1.0 L
Adjust final pH to 7.5 with 0.5 M K2CO3. Autoclave at 121C for 15 minutes.